#include <iostream>
#include <string>
#include <queue>
#include <stack>
using namespace std;

int main()
{
	string str; cin >> str;
	int c_r = 0, c_d = 0;
	for (auto c : str) {
		if (c == 'R') c_r++;
		else c_d++;
	}
	if (str[0] == 'R') {
		if (c_r >= c_d) cout << "Radiant";
		else cout << "Dire";
	}
	else {
		if (c_d >= c_r) cout << "Dire";
		else cout << "Radiant";
	}

	return 0;
}